Treatment of neuropathic pain with 6H-pyrrolo[3,4-d]pyridazine compounds

Details for Australian Patent Application No. 2003248907 (hide)

Owner Merck & Co., Inc.

Inventors Hu, Tao; Campbell, Brian Thomas; Anker, Naomi Burke; Arruda, Jeannie M.; Prasit, Petpiboon; Munoz, Benito; Stearns, Brian A.

Agent Spruson & Ferguson

Pub. Number AU-B-2003248907

PCT Number PCT/US03/21493

PCT Pub. Number WO2004/006836

Priority 60/394,734 11.07.02 US

Filing date 8 July 2003

Wipo publication date 2 February 2004

Acceptance publication date 26 April 2007

International Classifications

A61K 31/50 (2006.01) - Pyridazines

A61K 31/045 (2006.01) - Hydroxy compounds, e.g. alcohols

A61K 31/05 (2006.01)

A61K 31/435 (2006.01) - having six-membered rings with one nitrogen as the only ring hetero atom

A61K 31/495 (2006.01) - having six-membered rings with two nitrogen atoms as the only ring hetero atoms, e.g. piperazine

A61K 31/5025 (2006.01) - ortho- or peri-condensed with heterocyclic ring systems

A61K 31/5377 (2006.01)

A61K 31/55 (2006.01) - having seven-membered rings, e.g. azelastine, pentylenetetrazole

A61K 31/551 (2006.01) - having two nitrogens as ring hetero atoms, e.g. clozapine, dilazep

A61K 31/553 (2006.01) - having at least one nitrogen and at least one oxygen as ring hetero atoms, e.g. loxapine, staurosporine

A61P 17/06 (2006.01) Drugs for dermatological disorders

A61P 25/04 (2006.01) Drugs for disorders of the nervous system

A61P 25/08 (2006.01) Drugs for disorders of the nervous system

A61P 25/14 (2006.01) Drugs for disorders of the nervous system

A61P 25/16 (2006.01) Drugs for disorders of the nervous system

A61P 25/20 (2006.01) Drugs for disorders of the nervous system

A61P 25/22 (2006.01) Drugs for disorders of the nervous system

A61P 25/24 (2006.01) Drugs for disorders of the nervous system

A61P 25/28 (2006.01) Drugs for disorders of the nervous system

A61P 39/02 (2006.01) General protective or antinoxious agents

C07D 487/04 (2006.01) Heterocyclic compounds containing nitrogen atoms as the only ring hetero atoms in the condensed system, not provided for by groups

C07D 519/00 (2006.01) Heterocyclic compounds containing more than one system of two or more relevant hetero rings condensed among themselves or condensed with a common carbocyclic ring system not provided for in groups or

Event Publications

16 October 2003 Complete Application Filed

  Priority application(s): 60/394,734 11.07.02 US

18 March 2004 Application Open to Public Inspection

  Published as AU-B-2003248907

26 April 2007 Application Accepted

  Published as AU-B-2003248907

23 August 2007 Standard Patent Sealed

3 February 2011 Application Lapsed, Refused Or Withdrawn, Patent Ceased or Expired

  This patent ceased under section 143(a), or Expired. Note that applications or patents shown as lapsed or ceased may be restored at a later date.

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